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stats:proc:unregisterstudent [2011/09/29 19:42] Patrick Michel |
stats:proc:unregisterstudent [2013/07/10 12:34] (current) |
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- | ====== Remove Student ====== | + | ====== Unregister Student ====== |
<code xcend> | <code xcend> | ||
- | removeStudent(ident uid, ident id, ident studentId) { | + | unregisterStudent(ident uid, ident id, ident studentId) { |
- | assume //accounts/account[uid]/student/id = studentId; | + | assume exists /exercise[id] && /exercise[id]/open && |
+ | exists /account[uid]/student && /account[uid]/student/id = studentId | ||
+ | || exists /account[uid]/assistant[id]; | ||
- | assume exists //exercises/exercise[id]/students/student[studentId]; # implies the exercise exists | + | assume exists /exercise[id]/student[studentId]; # implies the exercise exists |
+ | |||
+ | assume size(/exercise[id]/student[studentId]/result) = 0; # don't allow unregistering if results are there | ||
+ | assume not exists /exercise[id]/student[studentId]/group; # don't allow if signed in a group | ||
| | ||
- | remove //exercises/exercise[id]/students/student[studentId]; | + | remove /exercise[id]/student[studentId]; |
} | } | ||
</code> | </code> |